vs
4.2Noise control & calls5.4
8.7Battery9.4
Why is Openfree JR-OE2 better than Nord Buds 3R?
- Driver size16.2 mm vs 12.4 mm+31%
Why is Nord Buds 3R better than Openfree JR-OE2?
- Active noise cancellingNo · Openfree JR-OE2: Yes
- Battery life10 h vs 12 h+20%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Ear cup design | Open-back | — |
| Driver type | Dynamic | — |
| Driver size | 16.2 mm | 12.4 mm |
| Lowest frequency | 20 Hz | — |
| Highest frequency | 20,000 Hz | — |
| Noise control | ||
| Active noise cancelling | No | Yes |
| Microphones | — | 2 |
| Noise reduction for calls | Yes | — |
| Battery & charging | ||
| Battery life | 10 h | 12 h |
| Total with charging case | — | 54 h |
| Battery capacity | 120 mAh | — |
| Charging time | 1.5 h | — |
| Fast charging support | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.4 |
| Bluetooth codecs | AAC, SBC | — |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | — |
| aptX | No | — |
| LDAC | No | — |
| USB-C | Yes | — |
| Low-latency game mode | — | Yes |
| Design & build | ||
| Earbud weight (each) | 12 g | — |
| Protection rating | IPX5 | IP55 |
| Water resistance (IPx) | IPx5 | IPx5 |
| Dust protection (IP) | — | 5 |
| Features | ||
| Touch controls | Yes | — |
| Hands-free calls | Yes | — |
